A. chance
B. occasion
C. event
D. affair
22. Please keep an eye on my luggage，and I'll be back ____.
A. in time
B. in no time
C. at one time
D. at a time
23. Such a skilled tennis player knows how to take ____ of his opponent's （对手）chief weakness.
A. use
B. advantage
C. utility
D. chance
24. It is impossible to live in society and be independent ____ society.
A. on
B. from
C. in
D. of
25. She scarcely cares for anything，_____？
A. doesn't she
B. does she
C. is she
D. isn't she
26. There is an old saying which goes，“Never ____ until tomorrow what you can do today. ”
A. put aside
B. put up
C. put off
D. put away
27. His car broke down when he was only ____ home.
A. a half way
B. halfway
C. half a way
D. halfway to
28. The patient's progress was very encouraging as he could ____ get out of bed without help.
A. nearly
B. only
C. merely
D. barely
29. He has ____ the army for ten years and is now an officer.
A. gone into
B. joined in
C. been in
D. into
30. He has made another wonderful discovery，_____ of great importance to science.
A. which I think it is
B. of which I think it is
C. I think which is
D. which I think is
参考答案：
21—25 BBBDB 26—30 CBACD
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